diff --git a/requirements.txt b/requirements.txt
index 58dd4e8..ed8b2d5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Flask==2.1.3
+Flask==2.2.1
 Flask-SQLAlchemy==2.5.1
 Flask-HTTPAuth==4.7.0
 Flask-WTF==1.0.1